—Will you be back ____ five in the afternoon?
—I’m not sure, maybe later than that.
in 只能接一段时间，before "在...之前" for 接一段时间，until“直到...."答案为B。
—Will you be back ____ five in the afternoon?
—I’m not sure, maybe later than that.
如图，O为坐标原点，直线l⊥y轴，垂足为M，反比例函数y＝k/x（k≠0）的图象与l交于点A（m，3），△AOM的面积为6
（1）求m、k的值；
（2）在x轴正半轴上取一点B，使OB＝OA，求直线AB的函数表达式．
Roy made several kites, but _____ of them can fly high in the sky.
如图，△ABC中，AB＝AC，∠B＝72°，∠ACB的平分线CD交AB于点D，则点D是线段AB的黄金分割点．若AC＝2，则BD＝______．
—Have you finished your work yet?
—No, not yet. I think it’ll take _____ ten minutes.
—I don’t think your team can beat theirs.
—____. But we could if Lin Tao were on the team.
—We’ll do what we can ____English well this term.
—It’s high time for you to work hard.
下面这段话中有三处语病，请找出来并修改。
①许多仁人志士，从古至今以国事为己任，前赴后继，保卫祖国。②通过这种可贵的爱国精神，使中华民族历经劫难而不衰。③爱国就是对祖国的忠诚和热爱，热爱祖国的山河，热爱民族的历史，在危难之时英勇战斗，为祖国捐躯，都是爱国主义的表现。④在五千年的发展历程中，中华民族形成了以爱国主义为核心的伟大的民族精神。
（1）第________句，修改意见：________
（2）第________句，修改意见：________
